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单词 alpha radiation
释义

Definition of alpha radiation in English:

alpha radiation

noun
mass noun
  • Ionizing radiation consisting of alpha particles, emitted by some substances undergoing radioactive decay.

    Example sentencesExamples
    • After the boron is selectively localized to the tumor, it is irradiated with neutrons that cause the release of alpha radiation from the boron atoms.
    • Scientists of the National Institute for Health Protection in Macedonia detected eight times higher than normal levels of alpha radiation in the air during the air war.
    • Long before artificial probes were available, subatomic researchers such as Rutherford relied on concentrated alpha radiation.
    • It is not really dangerous in such small quantities; but plutonium is nevertheless hazardous if ingested and absorbed into bone marrow, where its alpha radiation can destroy cells or initiate cancers.
    • Capturing neutrons causes the boron nuclei to break apart, resulting in the emission of alpha radiation and lithium nuclei.
 
 

Definition of alpha radiation in US English:

alpha radiation

nounˌreɪdiˈeɪʃən
  • Ionizing radiation consisting of alpha particles, emitted by some substances undergoing radioactive decay.

    Example sentencesExamples
    • After the boron is selectively localized to the tumor, it is irradiated with neutrons that cause the release of alpha radiation from the boron atoms.
    • Scientists of the National Institute for Health Protection in Macedonia detected eight times higher than normal levels of alpha radiation in the air during the air war.
    • It is not really dangerous in such small quantities; but plutonium is nevertheless hazardous if ingested and absorbed into bone marrow, where its alpha radiation can destroy cells or initiate cancers.
    • Capturing neutrons causes the boron nuclei to break apart, resulting in the emission of alpha radiation and lithium nuclei.
    • Long before artificial probes were available, subatomic researchers such as Rutherford relied on concentrated alpha radiation.
 
 
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更新时间:2024/9/21 1:43:55